Base | Representation |
---|---|
bin | 10010101000000110… |
… | …00010111101011011 |
3 | 221210220210121120212 |
4 | 21110003002331123 |
5 | 130440001104131 |
6 | 4332143041335 |
7 | 502544522123 |
oct | 112403027533 |
9 | 27726717525 |
10 | 10000019291 |
11 | 4271828559 |
12 | 1b30ba024b |
13 | c349c61a2 |
14 | 6ac169c83 |
15 | 3d7db3a2b |
hex | 2540c2f5b |
10000019291 has 4 divisors (see below), whose sum is σ = 10000342272. Its totient is φ = 9999696312.
The previous prime is 10000019261. The next prime is 10000019297. The reversal of 10000019291 is 19291000001.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10000019291 - 214 = 10000002907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10000019297) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109460 + ... + 178833.
It is an arithmetic number, because the mean of its divisors is an integer number (2500085568).
Almost surely, 210000019291 is an apocalyptic number.
10000019291 is a deficient number, since it is larger than the sum of its proper divisors (322981).
10000019291 is an equidigital number, since it uses as much as digits as its factorization.
10000019291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322980.
The product of its (nonzero) digits is 162, while the sum is 23.
Adding to 10000019291 its reverse (19291000001), we get a palindrome (29291019292).
The spelling of 10000019291 in words is "ten billion, nineteen thousand, two hundred ninety-one".
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